# KeyItem vs Math Path Builder

The clearest difference is in-app purchases: KeyItem at none against Math Path Builder's 10. KeyItem also leads on update cadence (every 11 days vs every 12 months). Math Path Builder's advantage is iOS requirement (13.0 vs 15.0). On price, ads and device support there is nothing between them.

Both are free to download. Math Path Builder sells 10 one-off in-app purchases. KeyItem asks for nothing beyond the download.

KeyItem ships an update every 11 days, Math Path Builder every 12 months. The most recent releases landed on September 5, 2026 and June 5, 2026 respectively.

## The numbers

| Metric | KeyItem | Math Path Builder |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (1 ratings)](https://appshunter.io/ios/app/math-path-builder/id6499463666/reviews)** |
| Number of ratings | — | **1** |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Every 11 days** | Every 12 months |
| Monetization | — | Free |
| Size | 979 MB | 144 MB |
| Requires iOS | 15.0 | **13.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [YUL Foundation](https://appshunter.io/developer/1809368563) | [GERMAPUR APPS PTE. LTD.](https://appshunter.io/developer/1578167449) |

## What reviewers say

### KeyItem

[App page](https://appshunter.io/ios/app/keyitem/id6467468587)

**Features:** macOS Compatibility

**In-app purchases:** none


### Math Path Builder

[App page](https://appshunter.io/ios/app/math-path-builder/id6499463666)

A logic puzzle game where players connect paths from a starting point to multiple goals. Numbers and modifiers must be used to ensure the path's sum reaches the exact value of each goal. The game features a global ranking system based on highest completed level.

**Highlights:** Generated levels with increasing difficulty, Connect paths from origin to multiple goals, Use numbers and modifiers for calculations, Sequential mathematical operations, Online global ranking system, No accounts, ads, or in-app purchases

**Features:** macOS Compatibility

**In-app purchases (10)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Cyan Pack | $0.99 | one-time |
| Purple Pack | $0.99 | one-time |
| Lightning Pack | $2.99 | one-time |
| Ice Pack | $2.99 | one-time |
| Nature Pack | $2.99 | one-time |
| Metal Pack | $2.99 | one-time |
| Party Pack | $4.99 | one-time |
| Aurora Pack | $4.99 | one-time |
| Volcano Pack | $4.99 | one-time |
| MPB Pack | $12.99 | one-time |


## Frequently asked questions

### Is KeyItem free?

KeyItem is free to download, with no in-app purchases.

### Is Math Path Builder free?

Math Path Builder is free to download, with in-app purchases available.

### Do KeyItem or Math Path Builder have ads?

Neither KeyItem nor Math Path Builder shows ads.

### Which is updated more often, KeyItem or Math Path Builder?

KeyItem ships an update every 11 days, and Math Path Builder every 12 months. Most recently, KeyItem was updated on September 5, 2026 and Math Path Builder on June 5, 2026.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*